Bulk Resize Photos - Resize large photos in bulk
Tindddle - Tinder for Dribbble
ResizePixel - Free image editor to crop, resize, flip, rotate and convert images online
Dribbbleboard - A more convenient way of browsing through Dribbble
Dribbble Resizer - Resize your designs for sharing on Dribbble
ZEEEN - A beautiful iPhone app for browsing Dribbble